Casio Analog Digital Telememo Illuminator AW-80V-5BVDF AW-80V-5BV Men's WatchDo you travel a lot? Or, got business with another city in another time zone? The Casio Analog Digital Telememo Illuminator is perfect for both the purposes. Another great thing is it has a 30 page telephone directory, so that you do not have to flip through your pad or carry it everywhere you go. With a 10-year battery life, it’s here to serve you for long.